#3998BA#3998BA

#3998BA is a light, moderate cyan. Relative luminance 0.269; OKLCH L 63.8% C 0.101 H 225.6°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#3998BA
RGB	rgb(57, 152, 186)
HSL	hsl(196, 53%, 48%)
HSV	hsv(196, 69%, 73%)
CMYK	cmyk(69.4%, 18.3%, 0%, 27.1%)
CIE-LAB	lab(58.85, -16.70, -25.74)
CIE-LCH	lch(58.85, 30.68, 237.03°)
OKLab	oklab(63.84% -0.0705 -0.072)
OKLCH	oklch(63.84% 0.101 225.6)
XYZ	xyz(21.7749, 26.8691, 50.4835)
Luminance	0.2687 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3998BA #BA5B39

analogous

#39BA9B #3998BA #3958BA

triadic

#3998BA #BA3998 #98BA39

tetradic

#3998BA #9B39BA #BA5B39 #58BA39

square

#3998BA #9B39BA #BA5B39 #58BA39

split-complementary

#3998BA #BA3958 #BA9B39

monochromatic

#1C4B5C #2B728B #3998BA #61B2CF #90C9DD

Accessibility & contrast

On white

3.29

#3998BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#3998BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3998BA

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3998BA	#FFFFFF	#000000	##000000
##3998BA	1.00	3.29	6.37	6.37
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8595BC

Deuteranopia (green-blind)

#7488BA

Tritanopia (blue-blind)

#00A2A3

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3998ba;
/* rgb */ color: rgb(57, 152, 186);
/* oklch */ color: oklch(63.8% 0.101 225.6);

Tailwind

colors: {
  custom: {
    50: '#7fb6ce',
    500: '#3998ba',
    950: '#000000',
  },
}

SCSS

$custom: #3998ba;
$custom-light: #7fb6ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3998ba",
  "rgb": {
    "r": 57,
    "g": 152,
    "b": 186
  },
  "hsl": {
    "h": 195.814,
    "s": 53.086,
    "l": 47.647
  },
  "oklch": {
    "l": 0.63837,
    "c": 0.10076,
    "h": 225.6
  },
  "luminance": 0.26872
}

Semantic roles & 50–950 ramp

primary

#3998BA

secondary

#C89887

accent

#724BDC

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3998BA

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →